diff options
| author | Atsushi Nemoto <anemo@mba.ocn.ne.jp> | 2006-09-26 23:43:40 +0900 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2006-10-01 23:16:57 +0100 |
| commit | eae6c0da9df81300895949897c0451423340ac40 (patch) | |
| tree | a5e2d512d72e316a8aa79ec20286d1f2a8a98db3 /arch/mips/kernel/scall64-o32.S | |
| parent | d834c16516d1ebec4766fc58c059bf01311e6045 (diff) | |
| download | op-kernel-dev-eae6c0da9df81300895949897c0451423340ac40.zip op-kernel-dev-eae6c0da9df81300895949897c0451423340ac40.tar.gz | |
[MIPS] lockdep: fix TRACE_IRQFLAGS_SUPPORT
In handle_sys and its variants, we must reload some registers which
might be clobbered by trace_hardirqs_on().
Also we must make sure trace_hardirqs_on() called in kernel level (not
exception level).
Signed-off-by: Atsushi Nemoto <anemo@mba.ocn.ne.jp>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/kernel/scall64-o32.S')
| -rw-r--r-- | arch/mips/kernel/scall64-o32.S | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/mips/kernel/scall64-o32.S b/arch/mips/kernel/scall64-o32.S index 288ee4a..2e6d067 100644 --- a/arch/mips/kernel/scall64-o32.S +++ b/arch/mips/kernel/scall64-o32.S @@ -28,7 +28,7 @@ NESTED(handle_sys, PT_SIZE, sp) .set noat SAVE_SOME - TRACE_IRQS_ON + TRACE_IRQS_ON_RELOAD STI .set at ld t1, PT_EPC(sp) # skip syscall on return |
